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At the height of the pandemic, the price of West Texas Intermediate crude (WTI), the benchmark for US prices, briefly turned negative when the economy shut down as part of the effort to curb spread of the coronavirus and demand collapsed.

At the caucus sites, voters gathered in groups by candidate preference in a public display of support. If a candidate did not reach a threshold of support of 15 percent of voters in a caucus, the total needed to be considered viable, that candidates' supporters were released to back another contender, leading to a further round of persuasion.

At the opening ceremony, the two media groups signed a cooperative agreement to build the Singapore-Guangdong International Communication Platform, which will be the first long-term cooperative media system established by the two regions.

At the start, Zhang's decision won little support from his family and friends, who thought it difficult to survive in the then market environment. But the country's support for developing the market economy boosted Zhang's confidence in his business.

At the summit, China announced to extend 60 billion U.S. dollars of financing to Africa in the form of government assistance as well as investment and financing by financial institutions and companies.